<script module>
	import { cn } from '$lib/utils.js';
	import { tv } from 'tailwind-variants';

	export const buttonVariants = tv({
		base: "focus-visible:border-ring focus-visible:ring-ring/50 aria-invalid:ring-destructive/20 dark:aria-invalid:ring-destructive/40 aria-invalid:border-destructive inline-flex shrink-0 items-center justify-center gap-2 whitespace-nowrap rounded-md text-sm font-medium outline-none transition-all focus-visible:ring-[3px] disabled:pointer-events-none disabled:opacity-50 aria-disabled:pointer-events-none aria-disabled:opacity-50 [&_svg:not([class*='size-'])]:size-4 [&_svg]:pointer-events-none [&_svg]:shrink-0",
		variants: {
			variant: {
				default: 'bg-primary text-primary-foreground shadow-xs hover:bg-primary/90',
				destructive:
					'bg-destructive shadow-xs hover:bg-destructive/90 focus-visible:ring-destructive/20 dark:focus-visible:ring-destructive/40 dark:bg-destructive/60 text-white',
				outline:
					'bg-background shadow-xs hover:bg-accent hover:text-accent-foreground dark:bg-input/30 dark:border-input dark:hover:bg-input/50 border',
				secondary: 'bg-secondary text-secondary-foreground shadow-xs hover:bg-secondary/80',
				ghost: 'hover:bg-accent hover:text-accent-foreground dark:hover:bg-accent/50',
				link: 'text-primary underline-offset-4 hover:underline'
			},
			size: {
				default: 'h-9 px-4 py-2 has-[>svg]:px-3',
				sm: 'h-8 gap-1.5 rounded-md px-3 has-[>svg]:px-2.5',
				lg: 'h-10 rounded-md px-6 has-[>svg]:px-4',
				icon: 'size-9',
				'icon-sm': 'size-8',
				'icon-lg': 'size-10'
			}
		},
		defaultVariants: {
			variant: 'default',
			size: 'default'
		}
	});
</script>

<script>
	/**
	 * @type {{
	 *   class?: string,
	 *   variant?: 'default' | 'destructive' | 'outline' | 'secondary' | 'ghost' | 'link',
	 *   size?: 'default' | 'sm' | 'lg' | 'icon' | 'icon-sm' | 'icon-lg',
	 *   ref?: HTMLElement | null,
	 *   href?: string,
	 *   type?: 'button' | 'submit' | 'reset',
	 *   disabled?: boolean,
	 *   children?: import('svelte').Snippet,
	 *   [key: string]: any
	 * }}
	 */
	let {
		class: className,
		variant = 'default',
		size = 'default',
		ref = $bindable(null),
		href = undefined,
		type = 'button',
		disabled = false,
		children,
		...restProps
	} = $props();
</script>

{#if href}
	<a
		bind:this={ref}
		data-slot="button"
		class={cn(buttonVariants({ variant, size }), className)}
		href={disabled ? undefined : href}
		aria-disabled={disabled}
		role={disabled ? 'link' : undefined}
		tabindex={disabled ? -1 : undefined}
		{...restProps}
	>
		{@render children?.()}
	</a>
{:else}
	<button
		bind:this={ref}
		data-slot="button"
		class={cn(buttonVariants({ variant, size }), className)}
		{type}
		{disabled}
		{...restProps}
	>
		{@render children?.()}
	</button>
{/if}
